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Quiz von Zacchaeus Snape, aktualisiert more than 1 year ago
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Erstellt von Zacchaeus Snape
vor mehr als 10 Jahre
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Frage 1
Frage
What is the formula for work done?
Antworten
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force x distance
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force x velocity
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force x time
Frage 2
Frage
What is the formula for impulse?
Antworten
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force x time
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force x velocity
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force x distance
Frage 3
Frage
Impulse =
Antworten
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change in momentum
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change in kinetic energy
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change in velocity
Frage 4
Frage
What is the formula for kinetic energy?
Antworten
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½mv²
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½mv
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mv
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mv²
Frage 5
Frage
What is the unit for work?
Antworten
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N
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J
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Ns
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m
Frage 6
Frage
What is the unit for Impulse?
Antworten
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N
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J
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Ns
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s
Frage 7
Frage
work done =
Antworten
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½mv² - ½mu²
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½mv - ½mu
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mv² - mu²
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v² - u²
Frage 8
Frage
impulse =
Antworten
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mv - mu
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v - u
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mu - mv
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½mv - ½mu
Frage 9
Frage
What units are moments measured in?
Antworten
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N
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Nm
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m
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J
Frage 10
Frage
work done =
Antworten
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increase in kinetic energy
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increase in momentum
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increase in height
Frage 11
Frage
Which of these is correct?
Antworten
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Power = force x distance
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Power = force x velocity
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Power = force x time
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Power = distance x velocity
Frage 12
Frage
What is the unit used for Power?
Antworten
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J
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N
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W
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Ns
Frage 13
Frage
What is the formula for gravitational potential energy
Antworten
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mh
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mv
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mgv
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mgh
Frage 14
Frage
Which of these is correct?
Antworten
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F ≤ µR
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F ≥ µR
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R ≤ µF
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R ≥ µF
Frage 15
Frage
What is the formula for the coefficient of restitution?
Antworten
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(speed of separation) / (speed of approach)
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(speed of approach) / (speed of separation)
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(2 x speed of separation) / (speed of approach)
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